16-67185042-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_178516.4(EXOC3L1):​c.1765G>A​(p.Ala589Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000412 in 1,457,050 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 0.0000041 ( 0 hom. )

Consequence

EXOC3L1
NM_178516.4 missense

Scores

2
17

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.352
Variant links:
Genes affected
EXOC3L1 (HGNC:27540): (exocyst complex component 3 like 1) Predicted to enable SNARE binding activity. Predicted to be involved in exocyst localization; exocytosis; and peptide hormone secretion. Predicted to be located in secretory granule. Predicted to be part of exocyst. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.10484135).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
EXOC3L1NM_178516.4 linkuse as main transcriptc.1765G>A p.Ala589Thr missense_variant 12/14 ENST00000314586.11 NP_848611.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
EXOC3L1ENST00000314586.11 linkuse as main transcriptc.1765G>A p.Ala589Thr missense_variant 12/142 NM_178516.4 ENSP00000325674 P1

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD3 exomes
AF:
0.0000126
AC:
3
AN:
238540
Hom.:
0
AF XY:
0.00000764
AC XY:
1
AN XY:
130892
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000169
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000412
AC:
6
AN:
1457050
Hom.:
0
Cov.:
32
AF XY:
0.00000552
AC XY:
4
AN XY:
724356
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.000101
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.0000332
GnomAD4 genome
Cov.:
33
Bravo
AF:
0.00000378

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsFeb 12, 2024The c.1765G>A (p.A589T) alteration is located in exon 12 (coding exon 11) of the EXOC3L1 gene. This alteration results from a G to A substitution at nucleotide position 1765, causing the alanine (A) at amino acid position 589 to be replaced by a threonine (T). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.087
BayesDel_addAF
Benign
-0.45
T
BayesDel_noAF
Benign
-0.62
CADD
Benign
18
DANN
Uncertain
0.99
DEOGEN2
Benign
0.0068
T;.;.
Eigen
Benign
-0.72
Eigen_PC
Benign
-0.66
FATHMM_MKL
Benign
0.18
N
LIST_S2
Benign
0.67
T;T;T
M_CAP
Benign
0.011
T
MetaRNN
Benign
0.10
T;T;T
MetaSVM
Benign
-0.99
T
MutationAssessor
Benign
1.0
L;.;.
MutationTaster
Benign
0.71
D
PrimateAI
Benign
0.40
T
PROVEAN
Benign
-2.1
N;N;N
REVEL
Benign
0.044
Sift
Benign
0.093
T;D;D
Sift4G
Uncertain
0.036
D;.;D
Polyphen
0.010
B;B;.
Vest4
0.21
MutPred
0.62
Gain of catalytic residue at A589 (P = 0.0441);.;.;
MVP
0.23
MPC
0.86
ClinPred
0.057
T
GERP RS
0.31
Varity_R
0.070
gMVP
0.14

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.070
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs1180893601; hg19: chr16-67218945; API